FLEXIBLE & CONVENIENT USAGE: Offering dual functionality, this humidifier can be used with both charging and direct power options. It charges in approximately 2.5 hours and delivers up to 3.5 hours of use. An automatic power-off feature activates when humidity levels are optimal, ensuring efficiency. ULTRA-QUIET OPERATION: Designed to operate below 28 dB, our baby humidifier ensures a disturbance-free sleep environment. It's perfect for maintaining a peaceful and comfortable atmosphere in your child's bedroom, helping them sleep soundly through the night. ENHANCED BEDROOM EXPERIENCE: This cool mist humidifier comes equipped with a captivating star projector, offering various lid projections to create mesmerizing starry scenes. Perfect for keeping children entertained while they from consistent humidity, which helps alleviate dry skin and respiratory issues. IDEAL GIFT FOR ANY OCCASION: Not just for children, this small yet powerful humidifier makes an excellent gift for family and friends.